CN211666670U - Dismounting device of petroleum logging instrument - Google Patents

Dismounting device of petroleum logging instrument Download PDF

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Publication number
CN211666670U
CN211666670U CN201922195665.3U CN201922195665U CN211666670U CN 211666670 U CN211666670 U CN 211666670U CN 201922195665 U CN201922195665 U CN 201922195665U CN 211666670 U CN211666670 U CN 211666670U
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China
Prior art keywords
mounting bracket
screw rod
ring
logging instrument
installing support
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CN201922195665.3U
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Chinese (zh)
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王德鹏
陈荣斌
王战锋
尹志刚
肖瀚
谢飞仁
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王德鹏
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Abstract

The utility model provides a dismounting device of oil logging instrument relates to oil logging instrument and dismantles technical field, including the installing support, the installing support is ring circular structure, the one end fixedly connected with bracing piece of installing support, and the bracing piece is four, and four bracing piece evenly distributed are in the one end of installing support, the equal fixedly connected with stopper of the other end of four bracing pieces, and the inside of stopper is equipped with grinding machanism, and the lateral wall of installing support is inserted and is equipped with the screw rod, and four screw rod evenly distributed are on the surface of installing support. The utility model discloses, utilize and rotate the screw rod and make the screw rod carry out the screw thread rotation inside the installing support, promote the stripper plate through the screw rod, make the stripper plate carry out the centre gripping spacing to the logging instrument through four circular-arc stripper plates with the help of the stopper at the surface slip of slider, increased the area of contact between screw rod and the logging instrument through the stripper plate, solved bolt extruded in-process easily by the bolt for the problem that extrusion deformation produced the damage.

Description

Dismounting device of petroleum logging instrument
Technical Field
The utility model relates to a technical field is dismantled to the oil logging instrument, especially relates to a dismounting device of oil logging instrument.
Background
In the application process of the petroleum logging instrument, the casing of the petroleum logging instrument is difficult to detach due to underground high temperature, high pressure and corrosion, and the casing of the instrument generates a thread gluing phenomenon at the joint by using an excessively violent external force during detachment, so that the petroleum logging instrument is extremely easy to detach and damage. More seriously, under the action of violent vibration of strong external force, precision devices in the petroleum logging instrument are damaged, and huge economic loss is caused.
Compare with application number 201520068611. X's casing dismounting device of an oil logging instrument, including hydraulic drive, grasping device and a section of thick bamboo that fills up, wherein: the hydraulic drive comprises a hydraulic cylinder consisting of a cylinder sleeve, a plunger and a control valve, a power push rod connected to the output end of the plunger of the hydraulic cylinder, a stress application rod connected to the input end of the plunger of the hydraulic cylinder, and a threaded sleeve extending from the lower part of the cylinder sleeve; the grasping device comprises a thread connecting sleeve, a plurality of grasping arms and a locking sleeve; the pad cylinder is of a bidirectional U-shaped structure, the upper non-U-shaped opening is in inserting fit with the power push rod, and the lower U-shaped opening is internally provided with threads which are in threaded connection fit with a connector of a logging instrument; the hydraulic driving and gripping device is in threaded connection fit with the threaded connecting sleeve through the threaded sleeve; the pad cylinder and the lower end of the grasping arm form insertion fit. Comprising: simple structure, convenient to use, low cost, can be under the condition of the inside device safety of guarantee oil logging instrument, the shell of safe dismantlement instrument, fix through bolt extrusion in this patent document, the bolt extrusion in-process is given extrusion deformation by the bolt easily and is produced the damage.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a dismounting device of an oil logging instrument.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a dismounting device of an oil logging instrument comprises a mounting bracket, wherein the mounting bracket is of a circular ring structure, one end of the mounting bracket is fixedly connected with four supporting rods, the four supporting rods are uniformly distributed at one end of the mounting bracket, the other ends of the four supporting rods are fixedly connected with limiting blocks, the interior of the limiting block is provided with a polishing mechanism, the side wall of the mounting bracket is inserted with four screw rods, and the four screws are uniformly distributed on the surface of the mounting bracket, the surface of the screw penetrates through the surface wall of the mounting bracket, a limiting mechanism is arranged inside the mounting bracket, the polishing mechanism comprises a rotating ring, the surface of the rotating ring is rotationally connected with a limiting block, the inner wall of the rotating ring is fixedly connected with a connecting rod, the other end of the connecting rod is fixedly connected with a mounting ring, and a center shaft of the mounting ring and a center shaft of the mounting bracket are positioned on the same straight line.
Preferably, the cross section of the supporting rod is of a cross structure, the supporting rod is formed by pouring carbon steel, and the surface of the supporting rod is polished to be smooth.
Preferably, the inside of stopper has seted up circular-arc recess, and the inner wall and the swivel of circular-arc recess rotate to be connected to be equipped with solid lubricating oil between circular-arc recess and the swivel the two.
Preferably, the inner wall of the mounting ring is fixedly connected with sand grinding pieces which are uniformly distributed on the inner wall of the mounting ring.
Preferably, stop gear includes four stripper plates, four the surface and the screw rod of stripper plate rotate to be connected, the stripper plate is close to the one end fixed surface of screw rod and is connected with the limiting plate, the inside sliding connection of limiting plate has the slider, the bottom and the installing support fixed connection of slider.
Preferably, convex strips are fixedly connected to one ends, close to a central shaft of the mounting bracket, of the four extrusion plates, the convex strips are uniformly distributed on the surfaces of the extrusion plates, and the cross sections of the convex strips are triangular.
Advantageous effects
1. The utility model discloses in, fill in the installing support with the logging instrument from grinding device direction, utilize to rotate the change, make the change rotate in four stopper inside, the change drives the collar through the connecting rod and rotates, drives husky abrasive disc through the collar and polishes on the logging instrument surface that passes its inside to the debris on logging instrument surface are taken out and increase the roughness on side well instrument surface.
2. The utility model discloses in, utilize and rotate the screw rod and make the screw rod carry out the screw thread rotation inside the installing support, promote the stripper plate through the screw rod, make the stripper plate carry out the centre gripping spacing to the logging instrument with the help of the stopper at the surface slip of slider through four circular-arc stripper plates, increased the area of contact between screw rod and the logging instrument through the stripper plate, solved the problem that bolt extruded in-process is given extrusion deformation production damage by the bolt easily.
Drawings
Fig. 1 is a schematic perspective view of a dismounting device of an oil logging instrument according to the present invention;
FIG. 2 is a front view of a disassembly apparatus of an oil well logging instrument according to the present invention;
FIG. 3 is a top view of a disassembly apparatus of an oil well logging instrument according to the present invention;
fig. 4 is the utility model provides a A department's schematic structure of fig. 1 among the dismounting device of oil logging instrument.
Illustration of the drawings: 1. mounting a bracket; 2. a screw; 3. a support bar; 4. a limiting block; 5. a polishing mechanism; 501. rotating the ring; 502. a connecting rod; 503. a mounting ring; 504. grinding the sand; 6. a limiting mechanism; 601. A limiting plate; 602. a slider; 603. a pressing plate; 604. and (4) raised strips.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
The specific embodiment is as follows:
referring to fig. 1-4, a dismounting device for an oil logging instrument comprises a mounting bracket 1, wherein the mounting bracket 1 is of a circular ring structure, one end of the mounting bracket 1 is fixedly connected with four support rods 3, the cross sections of the support rods 3 are of a cross structure, the support rods 3 are formed by pouring carbon steel, the surfaces of the support rods 3 are polished and smoothed, the four support rods 3 are uniformly distributed at one end of the mounting bracket 1, the other ends of the four support rods 3 are fixedly connected with limit blocks 4, circular arc-shaped grooves are formed in the limit blocks 4, the inner walls of the circular arc-shaped grooves are rotatably connected with a rotating ring 501, solid lubricating oil is arranged between the circular arc-shaped grooves and the rotating ring 501, polishing mechanisms 5 are arranged in the limit blocks 4, screw rods 2 are inserted in the side walls of the mounting bracket 1, the screw rods 2 are four, and the four screw rods 2 are uniformly, the surface of the screw rod 2 penetrates through the surface wall of the mounting bracket 1, the inside of the mounting bracket 1 is provided with a limiting mechanism 6, the grinding mechanism 5 comprises a rotating ring 501, the surface of the rotating ring 501 is rotatably connected with a limiting block 4, the inner wall of the rotating ring 501 is fixedly connected with a connecting rod 502, the other end of the connecting rod 502 is fixedly connected with a mounting ring 503, the inner wall of the mounting ring 503 is fixedly connected with a sand grinding sheet 504, the sand grinding sheet 504 is uniformly distributed on the inner wall of the mounting ring 503, and the center axis of the mounting ring 503 and the center axis of the mounting bracket 1 are positioned on the same.
Limiting mechanism 6 includes four stripper plates 603, four stripper plates 603 are close to the equal fixedly connected with sand grip 604 of the centraxonial one end of installing support 1 each other, sand grip 604 evenly distributed is on the surface of stripper plate 603, the sand grip 604 is transversal personally submits the triangle-shaped, the surface and the screw rod 2 of four stripper plates 603 rotate to be connected, the one end fixed surface that stripper plate 603 is close to screw rod 2 is connected with limiting plate 601, the inside sliding connection of limiting plate 601 has slider 602, the bottom and the installing support 1 fixed connection of slider 602.
The utility model discloses a theory of operation: the logging instrument is inserted into the mounting bracket 1 from the direction of the polishing device, the rotating ring 501 is rotated in the four limiting blocks 4 by rotating the rotating ring 501, the rotating ring 501 drives the mounting ring 503 to rotate through the connecting rod 502, the sand grinding disc 504 is driven by the mounting ring 503 to grind on the surface of the logging instrument passing through the interior of the sand grinding disc, thereby taking out the sundries on the surface of the logging instrument and increasing the roughness of the surface of the side well instrument, utilizing the rotating screw rod 2 to lead the screw rod 2 to carry out thread rotation in the mounting bracket 1, the screw 2 pushes the extrusion plate 603, so that the extrusion plate 603 slides on the surface of the slide block 602 by the limit block 4, carry out the centre gripping spacing through four circular-arc stripper plates 603 to the logging instrument, increased the area of contact between screw rod 2 and the logging instrument through stripper plate 603, solved the problem that the extruded in-process of bolt is given extrusion deformation to produce the damage by the bolt easily.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a dismounting device of oil logging instrument, includes installing support (1), its characterized in that: the mounting bracket (1) is of a circular ring-shaped structure, one end of the mounting bracket (1) is fixedly connected with four supporting rods (3), the number of the supporting rods (3) is four, the four supporting rods (3) are uniformly distributed at one end of the mounting bracket (1), the other ends of the four supporting rods (3) are fixedly connected with limit blocks (4), grinding mechanisms (5) are arranged inside the limit blocks (4), screw rods (2) are inserted into the side wall of the mounting bracket (1), the four screw rods (2) are uniformly distributed on the surface of the mounting bracket (1), the surface of each screw rod (2) penetrates through the surface wall of the mounting bracket (1), limiting mechanisms (6) are arranged inside the mounting bracket (1), each grinding mechanism (5) comprises a rotary ring (501), and the surface of each rotary ring (501) is rotatably connected with the limit blocks (4), the inner wall of the rotating ring (501) is fixedly connected with a connecting rod (502), the other end of the connecting rod (502) is fixedly connected with a mounting ring (503), and a middle shaft of the mounting ring (503) and a middle shaft of the mounting bracket (1) are positioned on the same straight line.
2. A disassembly apparatus for a petroleum logging tool as defined in claim 1, wherein: the cross section of the supporting rod (3) is of a cross structure, the supporting rod (3) is formed by pouring carbon steel, and the surface of the supporting rod (3) is polished to be smooth.
3. A disassembly apparatus for a petroleum logging tool as defined in claim 1, wherein: circular-arc recess has been seted up to the inside of stopper (4), and the inner wall and swivel (501) of circular-arc recess rotate to be connected to be equipped with solid lubricating oil between circular-arc recess and swivel (501) the two.
4. A disassembly apparatus for a petroleum logging tool as defined in claim 1, wherein: the inner wall of the mounting ring (503) is fixedly connected with a sand grinding sheet (504), and the sand grinding sheet (504) is uniformly distributed on the inner wall of the mounting ring (503).
5. A disassembly apparatus for a petroleum logging tool as defined in claim 1, wherein: stop gear (6) include four stripper plate (603), four the surface and screw rod (2) of stripper plate (603) rotate to be connected, one end fixed surface that stripper plate (603) are close to screw rod (2) is connected with limiting plate (601), the inside sliding connection of limiting plate (601) has slider (602), the bottom and installing support (1) fixed connection of slider (602).
6. The apparatus of claim 5, wherein: one end, close to a central shaft of the mounting bracket (1), of each of the four extrusion plates (603) is fixedly connected with a convex strip (604), the convex strips (604) are uniformly distributed on the surfaces of the extrusion plates (603), and the cross sections of the convex strips (604) are triangular.
CN201922195665.3U 2019-12-10 2019-12-10 Dismounting device of petroleum logging instrument Active CN211666670U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922195665.3U CN211666670U (en) 2019-12-10 2019-12-10 Dismounting device of petroleum logging instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922195665.3U CN211666670U (en) 2019-12-10 2019-12-10 Dismounting device of petroleum logging instrument

Publications (1)

Publication Number Publication Date
CN211666670U true CN211666670U (en) 2020-10-13

Family

ID=72733260

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922195665.3U Active CN211666670U (en) 2019-12-10 2019-12-10 Dismounting device of petroleum logging instrument

Country Status (1)

Country Link
CN (1) CN211666670U (en)

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